Mladar families are Croats and they are mostly from Solin area. In the past century, relatively most of Croatian residents bearing this family name were born in Split and Sinj. In Gljev in Sinj every sixtieth inhabitant had the family name Mladar.
Prevalence
About 100 people with faimily name Mladar live in Croatia today, in 40 households. There were 50 of them in the middle of the past century, and their number doubled. They are located in 8 Croatian counties, in 10 cities and 9 other places, mostly in Split (30), Sapci in Slavonski Brod area (15), Kastel Sucurac (10), Zagreb (<10), and in Gljev (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.